“In this instructable, we walk through how I made a “Cyclone” - type arcade game using an Arduino. This game also includes a reaction timer mode. Let’s get started!A list of things you will need:Arduino Uno LCD Screen MCP23017 serial port expander 2 pushbuttons LEDs of differing colors (I used 3mm and 5mm LEDs in red, green, and yellow) Resistors 100 and 150 ohm for LEDs 10k ohm for port expander and buttonsLots of jumper wires A willing contestant”